リモートURLをリクエストするテストをトグれるモックに差し替える

tests/Unit/MetadataResolver/CreateMockedResolver.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Tests\Unit\MetadataResolver;
+
+use App\MetadataResolver\Resolver;
+use GuzzleHttp\Client;
+use GuzzleHttp\Handler\MockHandler;
+use GuzzleHttp\Psr7\Response;
+use Monolog\Handler\AbstractHandler;
+
+trait CreateMockedResolver
+{
+    /**
+     * @var Resolver
+     */
+    protected $resolver;
+
+    /**
+     * @var AbstractHandler
+     */
+    protected $handler;
+
+    /**
+     * @param string $resolverClass
+     * @param string $responseText
+     * @param array $headers
+     * @param int $status
+     * @return Resolver
+     */
+    protected function createResolver(string $resolverClass, string $responseText, array $headers = [], int $status = 200)
+    {
+        if (!$this->shouldUseMock()) {
+            $this->resolver = app()->make($resolverClass);
+
+            return $this->resolver;
+        }
+
+        $headers += [
+            'content-type' => 'text/html',
+        ];
+
+        $mockResponse = new Response($status, $headers, $responseText);
+        $this->handler = new MockHandler([$mockResponse]);
+        $client = new Client(['handler' => $this->handler]);
+        $this->resolver = app()->make($resolverClass, ['client' => $client]);
+        return $this->resolver;
+    }
+
+    protected function shouldUseMock(): bool
+    {
+        return (bool)env('TEST_USE_HTTP_MOCK', true);
+    }
+}